Ceiling panel



FIG. 1 is a perspective view of a ceiling panel;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a right side elevation view thereof; and,

FIG. 7 is a left side elevation view thereof.

The broken lines depict portions of the ceiling panel that form no part of the claimed design. 

CLAIM The ornamental design for a ceiling panel, as shown and described. 